Massive mudslide kills 3

A wide aerial view shows the extensive damage of the landslide after taking out a chunk of earth from the side of the hill facing the Stillaguamish River, and down into the State Route 530, on the left, between the cities of Arlington and Darrington, on Saturday, March 22, 2014. Search and rescue operations are underway for survivors. (AP Photo/ The Seattle Times, Marcus Yam )

Neighbors gather at the Oso Fire Department to look for updates about the fatal mudslide that washed over homes and over Highway 530 east of Oso, Wash., Saturday, March 22, 2014. Highway 530 was closed in both directions, and authorities confirmed at least two fatalities by Saturday afternoon. (AP Photo /The Daily Herald, Annie Mulligan)

A fatal mudslide brought debris down the Stillaguamish River near Oso, Wash., Saturday, March 22, 2014, stopping the flow of the river and destroying several homes. (AP Photo/The Herald, Genna Martin)

This photo provided by the Washington State Patrol shows the aftermath of a mudslide that moved a house with people inside in Snohomish County on Saturday March 22, 2014. The Washington Department of Transportation says mud, trees and building materials are blocking both directions of State Route 530 near the town of Oso. Search and rescue operations are underway by Snohomish County crews and the Washington State Patrol. Spokesman Bart Treece of the Washington State Department of Transportation says he doesn't know how long the two-lane rural road will be closed. He says drivers are advised to find another way to get between Darrington and Arlington. (AP Photo/Washington State Patrol)

Robin Youngblood survived the landslide that destroyed her house next to the North Fork of the Stillaguamish river Saturday, March 22, 2014. She is holding the only item that survived the disaster, a painting of a Cherokee warrior that was knocked from the wall and muddied. "It saved us." she said. (AP Photo/ The Seattle Times,Mark Harrison) MANDATORY CREDIT TO: Mark Harrison / THE SEATTLE TIMES.

Neighbors gather at the Oso Fire Department to look for updates about the fatal mudslide that washed over homes and over Highway 530 east of Oso, Wash., Saturday, March 22, 2014. Highway 530 was closed in both directions, and authorities confirmed at least two fatalities by Saturday afternoon.

A wide aerial view shows a huge volume of earth missing from the side of a hill facing the Stillaguamish River, in a landslide along State Route 530, between the cities of Arlington and Darrington, on Saturday, March 22, 2014. Search and rescue operations are underway for survivors. (AP Photo/ The Seattle Times, Marcus Yam ) MANDATORY CREDIT TO: Marcus Yam / THE SEATTLE TIMES.

A woman collapses near the Oso Fire Department as neighbors look for news regarding the fatal mudslide that washed over homes and over Highway 530 east of Oso, Wash., Saturday, March 22, 2014. Highway 530 was closed in both directions, and authorities confirmed at least 2 fatalities by Saturday afternoon. (AP Photo /The Daily Herald, Annie Mulligan)

A fatal mudslide brought debris down the Stillaguamish River near Oso, Wash., Saturday, March 22, 2014, stopping the flow of the river and destroying several homes. (AP Photo/The Herald, Genna Martin)

Claire Logan, at right, carries supplies to help set up an evacuation center at Post Middle School in Arlington to assist those impacted by the landslide on the North Fork of the Stillaguamish river March 22, 2014, in Arlington, Wash. (AP Photo/ The Seattle Times,Mark Harrison) MANDATORY CREDIT TO: Mark Harrison / THE SEATTLE TIMES.

An aerial view of the Stillaguamish River leading up to the landslide, above, that shows a huge volume of earth missing from the side of a hill, along State Route 530 between the cities of Arlington and Darrington, on Saturday, March 22, 2014. (AP Photo/ The Seattle Times, Marcus Yam) MANDATORY CREDIT TO BOTH THE SEATTLE TIMES AND THE PHOTOGRAPHER

Neighbors gather at the Oso Fire Department looking for updates about the mudslide that washed over homes and over Highway 530 east of Oso, Wash., Saturday, March 22, 2014. Highway 530 was closed in both directions, and authorities confirmed at least 2 fatalities by Saturday afternoon. (AP Photo /The Daily Herald, Annie Mulligan)

Neighbors gather at the Oso Fire Department looking for updates about the mudslide that washed over homes and over Highway 530 east of Oso, Wash., Saturday, March 22, 2014. Highway 530 was closed in both directions, and authorities confirmed at least two fatalities by Saturday afternoon. (AP Photo /The Daily Herald, Annie Mulligan)

Neighbors gather at the Oso Fire Department to look for updates about the fatal mudslide that washed over homes and over Highway 530 east of Oso, Wash., Saturday, March 22, 2014. Highway 530 was closed in both directions, and authorities confirmed at least 2 fatalities by Saturday afternoon. (AP Photo /The Daily Herald, Annie Mulligan)

Crushed woody debris and a slurry of silt laden water is nearly at a stand still in the North Fork of the Stillaguamish river just a few miles downstream of the landslide that blocked the river Saturday morning. The river below the slide dropped several feet by Saturday afternoon and was backing up above the slide March 22, 2014, in Oso, Wash. (AP Photo/ The Seattle Times,Mark Harrison) MANDATORY CREDIT TO: Mark Harrison / THE SEATTLE TIMES.

First responders gather inside the Oso Fire Department after a fatal mudslide washed over Highway 530 and the surrounding area just east of Oso, Saturday morning, March 22, 2014. (AP Photo /The Daily Herald, Annie Mulligan)